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Posted: 2/21/2005 6:20:17 PM EDT
| My new M15A2 has the letter "N" stamped on the barrel, which I understand denotes an M16-dimension chamber. There is also a "3" stamped on the barrel; what does the "3" mean? Those are the only two markings on the barrel...I figured I'd ask here before I pestered Armalite... |
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